.btn {
	padding: 10rpx;
	display: inline-block;
	background-image: radial-gradient(bottom, #1fd241 20%, #1fc83f 50% );
	border-radius: 10rpx;
	color: rgba(255,255,255,0.8);
	position: relative;
	box-shadow: 4rpx 4rpx 10rpx rgb(255,255,255,0.2) inset, -4rpx -4rpx 10rpx rgb(255,255,255,0.2) inset, 0 0 20rpx rgba(0,0,0,0.05);
	font-size: 20rpx;
}
.btn::after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 50%;
	background-color: rgba(255,255,255,0.2);
	border-top-left-radius: 10rpx;
	border-top-right-radius: 10rpx;
}